Sofa



FIG. 1 is a front perspective view of a sofa in accordance with the newdesign;

FIG. 2 is a top perspective view thereof;

FIG. 3 is a side elevation view, an opposite side elevation view being amirror image thereof;

FIG. 4 is a back perspective view thereof;

FIG. 5 is an enlarged perspective view of the area labeled “5” in FIG.1; and,

FIG. 6 is front perspective view of a leg of the sofa shown in FIG. 1.

Broken lines shown on the sofa are understood to represent stitching.

The ornamental design for a sofa, as shown and described.